Int 6F Fn 0400  - Hp Vectra Ex-bios - "f_io_ctrl Sf_def_links" - Set Defa  [b]

   AX = 0400h
   BP = 002Ah (driver ID for V_SINPUT)

Return: AH = status (see #3415)
   BP,DS destroyed
Desc:  set the parent vectors in the physical device driver headers to their
     system defaults

See Also: AH=00h"HP Vectra",AX=0402h/BP=002Ah,AX=0404h/BP=002Ah

See Also: AH=06h"F_INQUIRE"